Re: [PATCH v2 4/5] dmaengine: sprd: Add Spreadtrum DMA configuration

Baolin Wang
2018-04-30T08:18:05Z

Hi Vinod,

On 27 April 2018 at 14:24, Vinod Koul <vinod.koul@intel.com> wrote:
> On Thu, Apr 19, 2018 at 10:00:49AM +0800, Baolin Wang wrote:
>
>> +/*
>> + * struct sprd_dma_config - DMA configuration structure
>> + * @src_addr: the physical address where DMA slave data should be read
>> + * @dst_addr: the physical address where DMA slave data should be written
>> + * @fragment_len: specify one fragment transfer length
>> + * @block_len: specify one block transfer length
>> + * @transcation_len: specify one transcation transfer length
>> + * @src_step: source transfer step
>> + * @dst_step: destination transfer step
>> + * @src_datawidth: source transfer data width
>> + * @dst_datawidth: destination transfer data width
>> + * @wrap_ptr: wrap pointer address, once the transfer address reaches the
>> + * 'wrap_ptr', the next transfer address will jump to the 'wrap_to' address.
>> + * @wrap_to: wrap jump to address
>> + * @req_mode: specify the DMA request mode
>> + * @int_mode: specify the DMA interrupt type
>> + * @slave_id: slave channel requester id
>> + */
>> +struct sprd_dma_config {
>
> can you please not duplicate the dma_slave_config here. If you want to save
> your own values then please embed dma_slave_config here

Thanks for your suggestion. Will fix this in next version.

--
Baolin.wang
Best Regards